www.copii.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b8:17:ab:17:b0:56:52:45:0e:20:c8:51:1c:c6:c6:80:51 was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.copii.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b8:17:ab:17:b0:56:52:45:0e:20:c8:51:1c:c6:c6:80:51
Serial Number (int): 323980273915865572393098583757281298907217
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 38:c7:d6:93:85:87:f5:25:90:d8:b8:e7:71:6f:e0:5a:2f:41:65:c9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 57:7e:23:dd:ef:7d:3b:ec:b8:c9:5d:c4:25:7e:18:c4:02:11:f0:01
Fingerprint (sha256): 70:2f:11:de:31:cd:c6:33:a8:67:91:60:93:81:4b:78:46:80:0a:23:53:77:b6:b6:82:87:b3:20:ac:4b:c2:b8

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.copii.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.copii.com

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.copii.com

Other certificates including the domain name copii.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.copii.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 323980273915865572393098583757281298907217
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-25 14:28:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-23 14:28:32 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.copii.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 869831918150338899302588581103935525605132534378323181585674341563550586218864981426971223804647306573718171278981121612284632592993394072627231730431965845674712660676155730322784756703173647557367818792248778644121921921620366962637603266721887974816426040068263973569506900650540102659636963225723105125503918980363018179913956891783225859674828847761393860263960980278588200457314087341532552582937138921268648539580179505035757630816553077052749023996208568964890509981231065419306352875187887682195563773477761524170759161873518677996329251136155986899885058553770506234488694683160196252153032144562651435603778356841439192798758566648670154491213754825095151488752632875814292478403795769960901434522568489335271516268386159569226515070542907468848808519976094408013052655125113229020035752196750452435699523095915565703464045118224040504087182921284868117438247205967160302627639885353204276818010959230321750951866401999233203052916549856360557392887510405409824352981539132233918570486204418993708826239169663153118501397014281613822695307408427761057593681658830760690250143947978208272014334734529632042593906565927438357733878724656332156776853274551547418907078033227481141528339898389602326888757871673936712658689639
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							38c7d6938587f52590d8b8e7716fe05a2f4165c9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.copii.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016aef9b95990000040300483046022100f10598107eebae5a58290d9ff7a02cf8e5553b25178b2a2f3f4ace10e8696331022100ab69575914b3e7a5d1ea743f0d97bb1c2bc0db2dd08e5135d2fcc4f860a1d48000750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016aef9b9588000004030046304402205ddbc4a423a5eeae9edf138ee06820521cde88645f73397aae565dcab6b08a00022014adeee37be55712ac6b95ec216a6d740ab13681feaee5dd32bba36806998b68
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		0068c3522641e2e10f81e7c54fbaf14b79a89ab435f3311f0a424b0e2ce72f1b4054caafda3921838bfb14fc09c17f874507bcb68b51505710dc53ed56d84deff45aa1eb1b42dbe98dc0ede76f44e4310cb7655bdf8247c015b29d646f641ef39b56e9e89abdfc21822f75d48c48da08ca82fcda70fee5f095f53066cb044c71f982cfdc37c05bf1f543ab00ec098f60af03168444d66c635ee1ec873505633a17146637b26d4c721d739ce39258c46f0f98e93e477f095077eb7ecd5c5a136943f9d89fc0ed902389faf762f197a3a9467c006bb54fba62ea3b4ac0fbabed296da4cbd7db1a9f62fce6f8e8523a3dfe392ebd3662d1ae89fdd3cbb9cfc4c512f1